hfanaika hfanaika
  • 02-07-2017
  • Mathematics
contestada

Solve
p=3r-8 and 2r-p=22

Respuesta :

ARYANAGARWAL ARYANAGARWAL
  • 02-07-2017
3r-p=8 ........... 1
2r-p=22 .......... 2

Subtracting both the equation we get,
r = -14

Substituting 'r = -14' in any one equation (lets say equation 1) we get,
3(-14) - p = 8
-42 - p = 8
-42 - 8 = p
p = -50
Answer Link

Otras preguntas

Paula caught a tarpon with a weight that was 10 times as great as the weight of a permit fish she caught . The total weight of the two fish was 132 pounds. How
What role does carbon dioxide play in plant life processes
What is .368 written in expanded form?
Stem-and-Leaf Plots question: How many swimmers were younger then 30 Stem -- Leaf 0 1-- 1 2-- 3,9 3 --
What is being personified in the following passage? Fear had settled over the city.
Why is India considered a subcontinent
Is 4xy + 2y = 9 linear ? If yes write the equation in standard form & determine the x & y interests
Find the coordinates of point E if C is the midpoint of AE A has the coordinates of (-3,1) C has the coordinates of (-2,-1)
find the derivative of ((t^4-6)^3)*((t^3+6)^4)
how many hundredths are in 0.5